code: def get_server_type(address: str) -> Type[Server]:
      scheme = _check_scheme(
          get_scheme(address), _scheme_to_server_types
      )
      return _scheme_to_server_types[scheme]
  
file_path: mars/mars/oscar/backends/communication/core.py
imports: from typing import Dict, Type
  from urllib.parse import urlparse
  from .base import Client, Server
label_desc: Use image node_id 6 for calling a global function with example usage: get_server_type(address) and returns: _scheme_to_server_types